package demo2;

public class Keyborad implements IUSB{
    @Override
    public void openDevice() {
        System.out.println("启动键盘");
    }

    @Override
    public void closeDevice() {
        System.out.println("关闭键盘");
    }

    public void inPut() {
        System.out.println("输入数据");
    }

}
